2ead46f79240f96b0387c307d0c487c1b5a507af0b8082b2a9b8c65655771c3b

General

Target

2ead46f79240f96b0387c307d0c487c1b5a507af0b8082b2a9b8c65655771c3b.xls
Size

96KB
MD5

fbbbb43840e417fc24c20e468a32374d
SHA1

9b4595e0f29da765f9fcbff01c4330335040ff50
SHA256

2ead46f79240f96b0387c307d0c487c1b5a507af0b8082b2a9b8c65655771c3b
SHA512

2fa53876c242ee0684cd427dd6acb1187b61aaf93fc1ad6ef02fbcca30ace2edf03b69168eaa33291cbc10e25467c8917d381107d299b4f4751f3578725bb7c9
SSDEEP

1536:7kKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg4jHuS4hcTO97v7UYdEJm3U:IKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg8

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://fisika.mipa.uns.ac.id/reseller/img/nRAvAgoY8Y/

xlm40.dropper

http://greycoconut.com/edm/71qUA/

xlm40.dropper

http://zonainformatica.es/tienda/XCHJmidSYTkE/

xlm40.dropper

http://balletmagazine.ro/wp-content/9VrMPV/

Signatures

Process spawned unexpected child process 4 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exe

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1036	4364	regsvr32.exe	81
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3280	4364	regsvr32.exe	81
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4468	4364	regsvr32.exe	81
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3164	4364	regsvr32.exe	81

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid	Process
4364	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid	Process
4364	EXCEL.EXE
4364	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	Process
4364	EXCEL.EXE
4364	EXCEL.EXE
4364	EXCEL.EXE
4364	EXCEL.EXE
4364	EXCEL.EXE
4364	EXCEL.EXE
4364	EXCEL.EXE
4364	EXCEL.EXE
4364	EXCEL.EXE
4364	EXCEL.EXE
4364	EXCEL.EXE
4364	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

EXCEL.EXE

description	pid	Process	procid_target
PID 4364 wrote to memory of 1036	4364	EXCEL.EXE	83
PID 4364 wrote to memory of 1036	4364	EXCEL.EXE	83
PID 4364 wrote to memory of 3280	4364	EXCEL.EXE	87
PID 4364 wrote to memory of 3280	4364	EXCEL.EXE	87
PID 4364 wrote to memory of 4468	4364	EXCEL.EXE	90
PID 4364 wrote to memory of 4468	4364	EXCEL.EXE	90
PID 4364 wrote to memory of 3164	4364	EXCEL.EXE	92
PID 4364 wrote to memory of 3164	4364	EXCEL.EXE	92

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\2ead46f79240f96b0387c307d0c487c1b5a507af0b8082b2a9b8c65655771c3b.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4364
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
  2⤵
  - Process spawned unexpected child process
  PID:1036
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
  2⤵
  - Process spawned unexpected child process
  PID:3280
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
  2⤵
  - Process spawned unexpected child process
  PID:4468
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
  2⤵
  - Process spawned unexpected child process
  PID:3164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

Filesize
1KB

MD5
08ce3be896aba4f2c9cddfb666e0466f

SHA1
d1b25a1e3a67243528d5651ad8f04cceb7ac41a7

SHA256
1cc35d2231027bcb308f6cecc48a2734e77ffebd3f7fb5c853e4e689fd41a4d8

SHA512
7e27f34f0b23d9266ad00192e1cd67894f9e4cc32279d6df6286e8dc8ab287a06d0ec6ba5a5afe4ef5d7506b8459983382d543c3a5ce0d1352fca1dc9ec0fa33

Download Submit
C:\Users\Admin\soci2.ocx

Filesize
36KB

MD5
3b79e62476916ff33ddc0668a0898e6d

SHA1
fe4f73a8019a0407cec5e2eb0c344adc4ab73bae

SHA256
418099d0e61f486fc52144bd0b16c8833b893eb9203163835c59045ca9782b81

SHA512
3b42ec3d6c8d68824e43ea8bd0b62c4434fd995f8dc93c3a278e229168b080c5920b226c02236bd98cd7ddadab19536dd05a4e4f35323393ac9ef766b0759bfa

Download Submit
memory/4364-15-0x00007FF9F66D0000-0x00007FF9F66E0000-memory.dmp

Filesize
64KB

Download
memory/4364-16-0x00007FF9F66D0000-0x00007FF9F66E0000-memory.dmp

Filesize
64KB

Download
memory/4364-5-0x00007FFA38DB0000-0x00007FFA38FA5000-memory.dmp

Filesize
2.0MB

Download
memory/4364-6-0x00007FFA38DB0000-0x00007FFA38FA5000-memory.dmp

Filesize
2.0MB

Download
memory/4364-7-0x00007FFA38DB0000-0x00007FFA38FA5000-memory.dmp

Filesize
2.0MB

Download
memory/4364-9-0x00007FFA38DB0000-0x00007FFA38FA5000-memory.dmp

Filesize
2.0MB

Download
memory/4364-11-0x00007FFA38DB0000-0x00007FFA38FA5000-memory.dmp

Filesize
2.0MB

Download
memory/4364-12-0x00007FFA38DB0000-0x00007FFA38FA5000-memory.dmp

Filesize
2.0MB

Download
memory/4364-1-0x00007FFA38E4D000-0x00007FFA38E4E000-memory.dmp

Filesize
4KB

Download
memory/4364-14-0x00007FFA38DB0000-0x00007FFA38FA5000-memory.dmp

Filesize
2.0MB

Download
memory/4364-13-0x00007FFA38DB0000-0x00007FFA38FA5000-memory.dmp

Filesize
2.0MB

Download
memory/4364-2-0x00007FF9F8E30000-0x00007FF9F8E40000-memory.dmp

Filesize
64KB

Download
memory/4364-10-0x00007FFA38DB0000-0x00007FFA38FA5000-memory.dmp

Filesize
2.0MB

Download
memory/4364-8-0x00007FF9F8E30000-0x00007FF9F8E40000-memory.dmp

Filesize
64KB

Download
memory/4364-4-0x00007FF9F8E30000-0x00007FF9F8E40000-memory.dmp

Filesize
64KB

Download
memory/4364-3-0x00007FF9F8E30000-0x00007FF9F8E40000-memory.dmp

Filesize
64KB

Download
memory/4364-35-0x00007FFA38DB0000-0x00007FFA38FA5000-memory.dmp

Filesize
2.0MB

Download
memory/4364-36-0x00007FFA38E4D000-0x00007FFA38E4E000-memory.dmp

Filesize
4KB

Download
memory/4364-37-0x00007FFA38DB0000-0x00007FFA38FA5000-memory.dmp

Filesize
2.0MB

Download
memory/4364-38-0x00007FFA38DB0000-0x00007FFA38FA5000-memory.dmp

Filesize
2.0MB

Download
memory/4364-0-0x00007FF9F8E30000-0x00007FF9F8E40000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads